| Jul 15, 2020 10:00 pm | Nexus, Dns | Service | APEX DNS Domain Controllers emergency patch |
| Mar 19, 2020 7:00 am | Dns, Dhcp | Network | nsbuild certificate renewal & disabling insecure ciphers |
| Feb 26, 2020 7:00 am | Dns | Network | Migrating anycast DNS node to new location |
| Dec 19, 2019 12:00 pm | Wired, Wireless, Dns, Dhcp, Sas-facilities, Ups, Computer room air conditioning, Vmware, Netapp | Network | Holiday change freeze - IST-TIS-EI |
| Jun 17, 2019 6:00 am | Wireless, Dns | Network | Wireless Ipv6 Subnet AAAA Record Changes |
| May 30, 2019 7:00 am | Dns | Network | DNS server migration |
| Dec 13, 2018 10:30 pm | Dns, Nexus | Network | APEX DNS Domain Controllers emergency patch |
| Sep 25, 2018 7:00 am | Dns | Network | [CANCELLED] DNSSEC Key Rollover Prep |
| Sep 24, 2018 6:00 am | Dns, Dhcp | Network | DNS/DHCP infrastructure software update |
| Aug 20, 2018 6:00 am | Wired, Wireless, Dns, Dhcp, External, Virtual Private Network (VPN) | Network | Wired Network, Wireless, DNS, DHCP, External Network, Core Network redundant shutdown |
| Aug 16, 2018 11:00 pm | Nexus, Dns | Service | APEX and NEXUS DCs offline due to scheduled MC building power shutdown |
| Aug 09, 2018 6:00 am | Wired, Wireless, Dns, Dhcp, External | Network | Core network resiliency test |
| Jul 30, 2018 7:00 am | Wired, Wireless, Virtual Private Network (VPN), Dns | Network | Power supply maintenance on core network equipment |
| Apr 15, 2018 8:00 pm | Dns, Dhcp | Network | DNS/DHCP infrastructure software update |
| Aug 03, 2017 7:00 am | Wired, Wireless, Dns, Dhcp, External, Virtual Private Network (VPN) | Network | Power maintenance in MC POP |
| Jul 09, 2017 8:00 pm | Dns, Dhcp | Network | DNS/DHCP infrastructure hotfix |
| Jun 13, 2017 7:30 am | Dns | Network | campus dns outage |
| Jun 11, 2017 8:30 pm | Dns, Dhcp | Network | Outage to campus DNS and DHCP |
| Jun 11, 2017 8:00 pm | Dns, Dhcp | Network | DNS/DHCP infrastructure software update |
| Jun 07, 2017 7:00 am | Dns | Network | External DNS resolver decommission |
| May 10, 2017 7:00 am | Dns | Network | Removal of legacy anycast DNS node |
| May 05, 2017 7:30 am | Dns, Dhcp | Network | Bad SSL certificate for nsbuild.uwaterloo.ca |
| May 01, 2017 7:00 am | Dns | Network | [REMINDER] Decommissioning of legacy DNS resolvers |
| Apr 13, 2017 7:15 am | Dns | Network | DNS Appliance Maintenance |
| Mar 08, 2017 7:00 am | Dns | Network | EDU/Infoblox DNS maintenance #2 |
